ART AND SCIENCE IN FULL COLOR. Vero KPAK Color System is the unique professional coloring system from Joico. Vero KPAK Color System reconstructs while you color, it is the first and only color system that fuses Quadramine Complex and KPAKs exclusive technology with true tonal series delivering the ultimate in luminous, long lasting color and shiny, healthy hair. Any colorist can be an artist with Vero KPak Color system. The only haircolor that reconstructs as you color.